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tz database

: ,
, , tz database 2009 [1]

tz database ( . timezone database  ) zoneinfo database ( )  , [2]. « » (Olson database), (Arthur David Olson)[3]. (Paul Eggert)[4].

Ÿ   , , , «/-» «/»[5]. 1970 , [6]. , [7].

1986 [8]. , , [9]. , , [10].

2011 Astrolabe . 6 ftp- [11]. ICANN . tzdata (IANA, ICANN) http://www.iana.org/time-zones. 2012 Astrolabe ,   « . , , , . , - TZ »[12].

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tzdata :

tzdata , ( UTC ), UNIX- (1 1970 ). , - , , tzdata , .

, . , :

  • 2010-12-01 14:00 (MSK)  2010-12-01 11:00 (UTC)
  • 2011-12-01 14:00 (MSK)  2011-12-01 10:00 (UTC)

2011 [13], UTC +03:00, UTC +04:00. tzdata , , 1970 .[14]

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«/» (Area/Location), «/-», . , , , .

, «» (Etc). : , , , , , , , , .

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tz database 2009

tz database . . zic (zone information compiler), API localtime() mktime().

UNIX- tzdata : /usr/share/zoneinfo/[14].

tzdata : , , : a, b, c, d  . . tzdata . , 2010 tzdata: 2010a, 2010b, 2010c 2010o. 2011 tzdata: 2011a, 2011b, 2011c 2011n[15].

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. ,   . , Usenet comp.time.tz. FTP- elsie.nci.nih.gov. , Debian, , . , ftp://elsie.nci.nih.gov/pub/.

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CLDR UN/LOCODE [16]. , , tz database .

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, :

ID Unicode Common Locale Data Repository (CLDR) International Components for Unicode (ICU). , CLDR Windows Tzid table maps Microsoft Windows[23].

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  1. Mueller, Erik A map of the TZ timezones of the world.
  2. Eggert, Paul; Olson, Arthur David Sources for time zone and daylight saving time data (29  2007). 3 2007.
  3. Olson, Arthur David Resolved timezone issue? Other issues. New ctime manual page. tz (16  1986).
  4. Eggert, Paul Re: FW: IANA time zone registration - proposal. tz ( 2005).
  5. Eggert, Paul proposal for time zone names. tz (20  1993).
  6. Olson, Arthur David Re: ist of issues. tz (18  1987).
  7. Devine, Bob leap seconds; [0-60] is ok. tz (2  1988).
  8. Olson, Arthur David seismo!elsie!tz ; new versions of time zone stuff. tz (24  1986).
  9. Eggert, Paul questions and comments on http://tycho.usno.navy.mil/tzones.html. tz (11  1995).
  10. zoneinfo tzcode and tzdata archives (FTP). 30 2007.
  11. Olson, Arthur David Civil suit; ftp shutdown; mailing list shutdown  (.) (6 October 2011). 8 2011.
  12. EFF Wins Protection for Time Zone Database  (.). Electronic Frontier Foundation (22.02.2012). 23 2012..
  13. № 509727-5
  14. 1 2 roman_tik: Tzdata 
  15. IANA  Time Zone Database
  16. Unicode Locale Extension (u) for BCP 47  CLDR  Unicode Common Locale Data Repository
  17. Olson time zone support and setup. AIX 7.1 information. IBM. 12 2011.
  18. Managing the Time Zone Variable. IBM (2  2007). 11 2011.
  19. 1 2 AIX O/S updated to support 2007 Daylight Saving Time change. IBM (18  2007). 12 2011.
  20. 2007 daylight savings time changes for Unix. Academic Computing and Communications Center, University of Illinois at Chicago (25  2007). 18 2008.)
  21. Wickremasinghe, Christopher Introduction of daylight saving time in Western Australia 2006. AIX enci. IBM (30  2009). 11 2011.
  22. Oracle Database Globalization Support Guide 10g Release 1 (10.1): Chapter 4, Section "Choosing a Time Zone File"Oracle Corporation, 2004.  P. 414.  ISBN Part No. B10749-02
  23. Windows Tzid. Unicode Consortium (12  2007). 17 2008.